Machaerilaemus laticorpus (Carriker 1903)
Type host. Thamnophilus doliatus (Linnaeus)
Material studied. 2 males, 5 females and 1 nymph ex Gymnopithys leucaspis, COSTA RICA: Hitoy Cerere BR, Provincia Limón (940’N, 8505’W), 25 August 2004, Literák, Č apek & Havlíček. O. Sychra CR18–21.
Only one of five birds examined were parasitised by M. laticorpus .
Host: Phaenostictus mcleannani (Lawrence) —Ocellated Antbird One chewing lice species was found on this host.